keep your eyes peeled

US /kiːp jʊər aɪz piːld/
UK /kiːp jʊər aɪz piːld/
"keep your eyes peeled" picture
1.

留心, 密切注意

to watch carefully for someone or something; to be alert and observant

:
Keep your eyes peeled for deer when you're driving through the forest.
開車穿過森林時,留心鹿。
The police told us to keep our eyes peeled for any suspicious activity.
警察告訴我們要留意任何可疑活動。